package com.chen.manager.service;

import com.chen.model.entity.product.ProductSpec;
import com.github.pagehelper.PageInfo;

import java.util.List;

/**
 * @author cgj
 * @date 3/9/25 3:03 PM
 */
public interface ProductSpecService {
    PageInfo<ProductSpec> selectByPage(Integer pageNum, Integer pageSize);

    void save(ProductSpec productSpec);

    void updateProductSpec(ProductSpec productSpec);

    void deleteById(Long id);

    List<ProductSpec> selectAll();
}
